Merge branch 'develop' of https://github.com/rdingwell/health-data-standards into develop
updated value set loading in bundle loader
making update_measures true by default
Merge branch 'develop' of github.com:projectcypress/health-data-standards into develop
updated merge rake task to add all elements intitially
Merge branch 'develop' of https://github.com/projectcypress/health-data-standards into develop
Merge branch 'develop' of github.com:projectcypress/health-data-standards into develop
Merge branch 'develop' of https://github.com/projectcypress/health-data-standards into develop
Merge branch 'develop' of github.com:projectcypress/health-data-standards into develop
Fixing bug in bundle loader which dropped id attribute from measures.  This will not be a problem once the id attribute is eliminated from use.  added start date  to bundle updated cat1 measure template to remove nqf id from the exported cat 1 documents.
changind start to measure_period_start
Making sure that the code system is output for these codes. It seems like we are inconsistent in whether we use codeSystem or code_system in places.